US Patent 7635075 Method of friction stir-spot welding and welding apparatus
Patent 7635075 was granted and assigned to Hitachi on December, 2009 by the United States Patent and Trademark Office.
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Patent abstract
A problem of FSW spot-welding is that a bonding strength tends to be low, since an area of metallic bonding is limited to the neighborhood of a pin portion of the welding tool.
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US Patent 07635075 Method of friction stir-spot welding and welding apparatus US Patent 7635075 Method of friction stir-spot welding and welding apparatus
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Patent Number
0763507500
Patent Number
763507500
Edits on 29 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076350750
Date of Patent
December 22, 2009
0Patent Application Number
105899880
Date Filed
March 16, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076350750
Date of Patent
December 22, 2009
0Patent Application Number
105899880
Date Filed
March 16, 2005
0Official Website
Patent Primary Examiner
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US Patent 07635075 Method of friction stir-spot welding and welding apparatus
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07635075
Date of patent
December 22, 2009
Patent application number
10589988
Date Filed
March 16, 2005
Patent primary examiner
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